1. Sho-Ichi Yamagishi:
Department of Internal Medicine III, Kurume University School of Medicine, Kurume, Japan
2. Kazuo Nakamura:
Department of Internal Medicine III, Kurume University School of Medicine, Kurume, Japan
3. Yuko Jinnouchi:
Department of Internal Medicine III, Kurume University School of Medicine, Kurume, Japan
4. Katsuhiko Takenaka:
Department of Internal Medicine III, Kurume University School of Medicine, Kurume, Japan
5. Tsutomu Imaizumi:
Department of Internal Medicine III, Kurume University School of Medicine, Kurume, Japan